Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/18/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 05/18/2025 21:12:56 0.03, 61.68 -0.26, 63.00 149.70 80
2 05/20/2025 09:32:14 -0.00, 61.63 -0.87, 57.68 450.40 80
3 05/21/2025 09:16:10 -0.02, 61.62 0.12, 62.21 67.82 80
4 05/23/2025 21:16:34 0.00, 61.61 0.04, 61.47 15.72 80
5 05/26/2025 09:19:48 0.02, 61.56 -0.16, 60.68 99.25 80
6 05/27/2025 09:03:44 0.01, 61.55 0.83, 65.22 418.00 80
7 05/28/2025 21:22:53 -0.04, 61.57 0.31, 59.94 185.26 80
8 05/29/2025 21:06:49 -0.02, 61.56 -0.68, 64.47 331.94 80
9 05/31/2025 09:26:06 0.05, 61.53 -0.47, 59.16 269.63 80
10 06/01/2025 09:10:01 0.03, 61.53 0.53, 63.70 247.63 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 5/18/2025
SNOs_Map_GOES-15_NOAA-20_20250519.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 05/18/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20